diff --git a/src/sage/combinat/tableau.py b/src/sage/combinat/tableau.py
index 4d8f738d001..6c2c4f6a2ab 100644
--- a/src/sage/combinat/tableau.py
+++ b/src/sage/combinat/tableau.py
@@ -8133,7 +8133,6 @@ def __iter__(self):
 
             yield self.element_class(self, tableau)
 
-
     def list(self):
         r"""
         Return a list of the standard Young tableaux of the specified shape.
diff --git a/src/sage/graphs/matching_covered_graph.py b/src/sage/graphs/matching_covered_graph.py
index 32432509a3f..370fc1f9cad 100644
--- a/src/sage/graphs/matching_covered_graph.py
+++ b/src/sage/graphs/matching_covered_graph.py
@@ -2661,7 +2661,6 @@ def remove_loops(self, vertices=None):
             raise TypeError(f'\'{vertices.__class__.__name__}\' '
                             'object is not iterable')
 
-
     @doc_index('Miscellaneous methods')
     def update_matching(self, matching):
         r"""